#ifndef _FFT_H
#define _FFT_H

#define FILTER_COEFF_MAX    95
#define FILTER_COEFF_MIN    5

extern "C" short Math_GetFilterCoeff(short);
extern "C" void  Math_SetFilterCoeff(short, short);
extern "C" void  Math_AdjustFilterCoeff(short);
extern "C" float Math_GetFilterFrequency(short , s_UnitLogicData *);

extern "C" void Math_DefCreateFFT(void);
extern "C" void Math_DefCreateFilter(void);

extern "C" void Math_2OP(void);
extern "C" void Math_FFT(void);
extern "C" void Math_Filter(void);
extern "C" void mathInter(void);
extern "C" void Math_AllocMathBuffer(void);

extern "C" short filter_trigger_offset;
extern "C" short FFT_horizontal_offset;

#endif 
